failure mode

FM-21: FM-21 GUIDE BAR, SAW CHAIN, SCABBARD, OR CUTTING ATTACHMENT IS DAMAGED

FM-21 GUIDE BAR, SAW CHAIN, SCABBARD, OR CUTTING ATTACHMENT IS DAMAGED

诊断概览

FM-21 GUIDE BAR, SAW CHAIN, SCABBARD, OR CUTTING ATTACHMENT IS DAMAGED

常见修复

  • Low-kickback saw chain
  • Reduced-kickback guide bar
  • Guide-bar scabbard

相关症状

  • The bar is bent or cracked, chain links or cutters are broken, or the guide-bar scabbard is split, missing, or will not stay on.

    The bar is bent or cracked, chain links or cutters are 1. Remove the battery and do not run the saw with a bent bar, cracked rail, broken link,

包含在完整手册中

  • root cause analysis
  • tools needed
  • step-by-step repair procedure
  • diagrams
  • exploded views
  • post-repair checks

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